qfsm.h

来自「本程序将ucosii移入了QF框架」· C头文件 代码 · 共 31 行

/////////////////////////////////////////////////////////////////////
// Quantum Finite State Machine declarations (C++ version)
// Copyright (c) 2002 Miro Samek, Palo Alto, CA. 
// All Rights Reserved.
/////////////////////////////////////////////////////////////////////
#ifndef qfsm_h
#define qfsm_h

#ifndef qevent_h
   #include "qevent.h"
#endif

class QFsm {                       // Finite State Machine base class
public:
   typedef void (QFsm::*QFsmState)(QEvent const *);
   QFsm(QFsmState initial) { myState = initial; }             // Ctor
   virtual ~QFsm() {}                                 // virtual Xtor
   void init(QEvent const *e = 0) { (this->*myState)(e); }
   void dispatch(QEvent const *e) { (this->*myState)(e); }
   QFsmState getState() const { return myState; }
   static char const *getVersion();
protected:
   void tran(QFsmState target) { myState = target; }
   #define QFSM_TRAN(target_) \
      (tran(Q_STATIC_CAST(QFsmState, target_)))
private:
   QFsmState myState;                             // the active state
}; 

#endif                                                      // qfsm_h